diff options
| -rw-r--r-- | blastem.c | 4 | ||||
| -rw-r--r-- | z80_to_x86.c | 1 |
2 files changed, 3 insertions, 2 deletions
@@ -192,11 +192,11 @@ void sync_z80(z80_context * z_context, uint32_t mclks) } uint32_t vint_cycle = vdp_next_vint_z80(gen->vdp) / MCLKS_PER_Z80; while (z_context->current_cycle < z_context->sync_cycle) { - if (z_context->iff1 && z_context->current_cycle < (vint_cycle + Z80_VINT_DURATION)) { + if (z_context->iff1 && z_context->int_cycle == CYCLE_NEVER && z_context->current_cycle < (vint_cycle + Z80_VINT_DURATION)) { z_context->int_cycle = vint_cycle < z_context->int_enable_cycle ? z_context->int_enable_cycle : vint_cycle; } z_context->target_cycle = z_context->sync_cycle < z_context->int_cycle ? z_context->sync_cycle : z_context->int_cycle; - dprintf("Running Z80 from cycle %d to cycle %d. Native PC: %p\n", z_context->current_cycle, z_context->sync_cycle, z_context->native_pc); + dprintf("Running Z80 from cycle %d to cycle %d. Int cycle: %d\n", z_context->current_cycle, z_context->sync_cycle, z_context->int_cycle); z80_run(z_context); dprintf("Z80 ran to cycle %d\n", z_context->current_cycle); } diff --git a/z80_to_x86.c b/z80_to_x86.c index 2cab1c9..ea07214 100644 --- a/z80_to_x86.c +++ b/z80_to_x86.c @@ -1964,6 +1964,7 @@ void init_z80_context(z80_context * context, x86_z80_options * options) context->banked_code_map = malloc(sizeof(native_map_slot) * (1 << 9)); memset(context->banked_code_map, 0, sizeof(native_map_slot) * (1 << 9)); context->options = options; + context->int_cycle = 0xFFFFFFFF; } void z80_reset(z80_context * context) |